# -*- coding: UTF-8 -*-
# @Project ：luffycity 
# @File    ：多继承.py
# @Author  ：于金龙
# @IDE     ：PyCharm 
# @Date    ：2024/4/8 9:40
class TCPServer:
    def f1(self):
        print('TCPServer')


class ThreadingMinIn:
    pass


class ThreadedTCPServer(TCPServer, ThreadingMinIn):
    def run(self):
        print("before")
        self.f1()
        print('after')


obj = ThreadedTCPServer()
obj.run()
